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Effect of temperature on conductivity of semiconductor:-
Electrical conductivity of semiconductor changes appreciably with temperature variations. At absolute zero, it behaves as an…
Difference between Intrinsic and Extrinsic Semiconductor:
Basis of difference Intrinsic semiconductor Extrinsic semiconductor Doping of impurity Doping or addition of impurity does…
Difference between p and n type semiconductor:
Basis of difference P type semiconductor N type semiconductor Group of Doping Element In P type…
Doping:
Doping means the introduction of impurities into a semiconductor crystal to the defined modification of conductivity.…
Semiconductors:
Due to their role in the fabrication of electronic devices, semiconductors are an important part of…
Concept of insulators, conductor and semiconductor:
An insulator is a material that does not conduct electrical current. Insulating material include paper, plastic,…
The Pauli Exclusion Principle (Wolfgang Pauli, Nobel prize 1945)
The principle state that “no two electrons in the same atom can have identical values for…
Atomic orbital and Quantum numbers:
By solving the schrodinger equation (H ̂ = E ̂), we obatin a set of mathematical…
Periodic Table of Elements
Limitaion of Bohr atomic model: Failure to explain Zeeman Effect ( how atomic spectra are affected…
Bohr Atomic model
A Danish physicist named Neil Bohr in 1913 proposed the Bohr atomic model. He modified the…